Mitsubishi Electric FR-A800, Instruction Manual

Page: 259 / 1042

Parameters Speed control under Real sensorless vector control, vector control, PM sensorless vector control
FR-A800 5 - 79
5.3.1 Setting procedure of Real sensorless vector control (speed control)
Fig. 5-10: Setting procedure of Real sensorless vector control (speed control)
Sensorless Sensorless Sensorless
Perform secure wiring.
(Refer to page 2-21.)
Set the operation command. (Refer to page 5-263.)
Set the torque limit. (Pr. 810)
(Refer to page 5-84.)
Perform offline auto tuning. (Pr. 96)
(Refer to page 5-67.)
Select the control method. (Pr. 800)
(Refer to page 5-56.)
As required
앫
Select online auto tuning. (Pr. 95) (Refer to page 5-465.)
앫
Easy gain tuning (Refer to page 5-100.)
앫
Adjusting the speed control gain manually (Refer to page 5-102.)
Select Pr. 800 = "10" (speed control) or "12" (speed/torque switchover)
to enable speed control.
Select the start command and speed command.
Set the motor capacity (kW) in Pr. 80 "Motor capacity", and set the
number of motor poles in Pr. 81 "Number of motor poles". (V/F control
is performed when the setting is "9999" (initial value).)
Set Pr. 71 "Applied motor" to "3" (standard motor) or "13" (constant-
torque motor).
Set the overheat protection of the motor. (Pr. 9)
(Refer to page 5-292.)
Set the rated motor current (A) in Pr. 9 "Electronic thermal O/L relay".
Set the motor capacity and number of motor poles.
(Pr. 80, Pr. 81) (Refer to page 5-56.)
Set the motor. (Pr. 71)
(Refer to page 5-434.)
Set the rated motor voltage and the rated motor
frequency. (Pr. 83, Pr. 84) (Refer to page 5-67.)
Set the rated motor voltage (V) in Pr. 83 "Rated motor voltage", and set
the rated motor frequency (Hz) in Pr. 84 "Rated motor frequency".
Test run